Luke received training from 2 Jedi masters, Obi Wan first introduced him to the force and after his death at the hands of Darth Vader, helped luke destroy the Death Star.
Then he instructed Luke to seek out Yoda for more training.

Anakin received training from 2 Jedi masters, Qui-gon first introduced him to the force and after his death at the hands of Darth Maul, Anakin destroyed the Trade Federation Droid Control Ship.
Then Yoda instructed Obi-wan to take Anakin as a Padawan for more training.